(19)

(11)

EP 1 782 535 A2

(12)

(88) Date of publication A3: 26.10.2006 (43) Date of publication: 09.05.2007 Bulletin 2007/19 (21) Application number: 05773377.6 (22) Date of filing: 16.06.2005

(51) International Patent Classification (IPC):  H03K 17/16(2006.01) H03K 19/0175(2006.01) (86) International application number: PCT/US2005/021531 (87) International publication number: WO 2006/016970 (16.02.2006 Gazette 2006/07)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU MC NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR LV MK YU (30) Priority: 07.07.2004 US 887363 (71) Applicant: Kao, Richard San Jose, CA 95129 (US)	(72) Inventor: Kao, Richard San Jose, CA 95129 (US) (74) Representative: Curley, Donnacha John et al Hanna, Moore & Curley 13 Lower Lad Lane Dublin 2 Dublin 2 (IE)